Mayo organic acid methylmalonic single quantitative at Sequoia Hospital

170 Alameda de las Pulgas, Redwood City, CA · CommonSpirit Health · · NPI 1568646735

Source: hospital's published price file ↗ · Published Feb 28, 2026 · Ingested Sep 10, 2026

$8.08

Cash price

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Discounted cash price

What a hospital charges a self-pay patient who pays directly, without going through insurance — usually well below the gross charge.

Example: A CT scan has a $3,200 gross charge but an $850 discounted cash price. Ask for it by name when scheduling — hospitals don't always advertise it up front.

Full explanation →

What you pay up front if you don't use insurance.

$22.18

Gross charge

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Gross charge (chargemaster price)

The hospital's full, undiscounted list price — pulled from its internal "chargemaster" price list. Almost no one actually pays this.

Example: A chest X-ray has a gross charge of $1,450. The same hospital's discounted cash price for the same X-ray is $180 — the gross charge mostly anchors negotiations, not what patients pay.

Full explanation →

The hospital's undiscounted list price — almost no one pays this.

$4.88 with Blue Shield CA vs $73.86 with Cigna — same scan, same building. Share

Negotiated rates by payer
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Negotiated rate

The price a specific insurance plan agreed to pay the hospital for a service — it varies by insurer, and even by plan within the same insurer.

Example: The same knee MRI has a negotiated rate of $904 with one insurer's PPO plan and $1,509 with another's — identical hospital, identical scan.

Full explanation →

Payer
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Payer

The insurance company footing the bill — Aetna, UnitedHealthcare, Medicare, and so on.

Example: "Blue Cross Blue Shield" is the payer. Its negotiated rate for an MRI might be $904, while a different payer's negotiated rate for the same scan is $1,509.

Full explanation →
Plan
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Plan

The specific product an insurer sells — e.g. "Blue Cross PPO 500" — which sets your deductible, coinsurance and negotiated rates.

Example: Two people both insured by Aetna can owe very different amounts for the same MRI: $50 with an HMO plan's flat copay, or the full $1,200 toward a high-deductible PPO plan's unmet deductible.

Full explanation →
Negotiated rate vs. cash
Blue Shield CA Commercial|ACO Trio $4.88 ↓ -40%
Blue Shield CA Commercial|Exchange $5.11 ↓ -37%
Blue Shield CA Commercial|All Other Plans $6.22 ↓ -23%
Connected Care Commercial|Intel $9.54 ↑ +18%
BCBS - Anthem Medicaid|< 21 $14.68 ↑ +82%
Partnership Health Plan Medicaid|> 21 $14.68 ↑ +82%
Kaiser Medicaid|< 21 $14.68 ↑ +82%
Partnership Health Plan Medicaid|< 21 $14.68 ↑ +82%
BCBS - Anthem Medicaid|> 21 $14.68 ↑ +82%
Kaiser Medicaid|> 21 $14.68 ↑ +82%
Healthsmart Commercial|All Plans $15.09 ↑ +87%
Kaiser Commercial|All Plans $17.08 ↑ +111%
Health Plan San Mateo Medicaid|> 21 $18.06 ↑ +124%
Health Net Medicaid|< 21 $18.06 ↑ +124%
Health Net Medicaid|> 21 $18.06 ↑ +124%
Health Plan San Mateo Medicaid|< 21 $18.06 ↑ +124%
Multiplan Commercial|All Plans $18.19 ↑ +125%
BCBS - Anthem Commercial|All Other Plans $19.97 ↑ +147%
Health Net Medicare|All Plans $21.21 ↑ +163%
BCBS - Anthem Medicare|All Plans $21.21 ↑ +163%
Kaiser Medicare|All Plans $21.21 ↑ +163%
Health Net Commercial|Canopy Health $21.21 ↑ +163%
United Medicare|All Plans $21.21 ↑ +163%
Blue Shield CA Medicare|All Plans $21.21 ↑ +163%
Aetna Medicare|All Plans $21.21 ↑ +163%
Humana Medicare|All Plans $21.21 ↑ +163%
Chinese Community Medicare|All Plans $21.21 ↑ +163%
Health Plan San Mateo Medicare|All Plans $21.21 ↑ +163%
Humana Commercial|All Plans $21.21 ↑ +163%
Aetna Commercial|All Plans $22.18 ↑ +175%
BCBS - Anthem Commercial|MCS $22.18 ↑ +175%
United Commercial|HMO $22.18 ↑ +175%
United Commercial|All Other Plans $22.18 ↑ +175%
United Commercial|Options PPO $22.18 ↑ +175%
Brown Toland Commercial|All Plans $23.33 ↑ +189%
Sutter Health Commercial|All Plans $66.39 ↑ +722%
Cigna Commercial|All Plans $73.86 ↑ +814%

Visitor-reported prices

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Mayo organic acid methylmalonic single quantitative at other California hospitals

Hospital City Cash price Negotiated range
St. John's Camarillo Hospital Camarillo $6.57 $4.05 – $56.29
Banner Lassen Medical Center Susanville $8.76 $4.24 – $24.22
Petaluma Valley Hospital Petaluma $101.36 $20.79 – $134.31
Arroyo Grande Hospital Santa Maria $9.50 $7.50 – $54.66
Mark Twain Medical Center San Andreas $14.78 $8.12 – $15.00
French Hospital San Luis Obispo $8.70 $4.05 – $64.26
Mercy Hospitals – Bakersfield Bakersfield $63.07 $7.50 – $60.97
Bakersfield Memorial Hospital Bakersfield $62.39 $7.50 – $60.97

All California hospitals for this procedure →